Make Sodium Silicate (water glass)
9.6 هزار بار بازدید -
8 سال پیش
-
Hot concentrated sodium hydroxide solution
Hot concentrated sodium hydroxide solution is extremely Corrosive, wear gloves and protective clothing when working with it.
8 سال پیش
در تاریخ 1395/05/09 منتشر شده
است.
9,608
بـار بازدید شده